#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pii = pair<int, int>;
#define rep(i, a, b) for (int i = (a); i <= (b); i++)
#define per(i, a, b) for (int i = (a); i >= (b); i--)
#define endl '\n'
const int N = 2e5 + 5;

int n, m;
int a[N];

int main() {
  ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
  cin >> n;
  string s(n, '-');
  if (n & 1)
    s[(n - 1) / 2] = '=';
  else
    s[n / 2] = s[n / 2 - 1] = '=';
  cout << s;
  return 0;
}